Compare 20389 vs 20392
Property | 20389 | 20392 |
---|---|---|
Type | prime | composite number |
Unique factors | 1 | 2 |
Total factors | 1 | 4 |
Prime factorization | 203891 | 23 × 25491 |
Prime factorization | 20389 | 2 × 2 × 2 × 2549 |
Divisors count | 2 | 8 |
Divisors | 1, 20389 | 1, 2, 4, 8, 2549, 5098, 10196, 20392 |
Number of properties | 5 | 0 |
Cousin primes (1st member) | 351st | |
Isolated primes | 1612th | |
Primes | 2303rd | |
Pythagorean primes | 1148th | |
Ulam primes | 168th | |
Roman numberals | ||
Base 2 | 1001111101001012 | 1001111101010002 |
Base 3 | 10002220113 | 10002220213 |
Base 4 | 103322114 | 103322204 |
Base 5 | 11230245 | 11230325 |
Base 6 | 2342216 | 2342246 |
Base 7 | 1133057 | 1133117 |
Base 8 | 476458 | 476508 |
Base 9 | 308649 | 308679 |
Base 10 | 2038910 | 2039210 |
Base 11 | 1435611 | 1435911 |
Base 12 | b97112 | b97412 |
Base 13 | 938513 | 938813 |
Base 14 | 760514 | 760814 |
Base 15 | 609415 | 609715 |
Base 16 | 4fa516 | 4fa816 |